Sorry if this is the wrong location for this. I am trying to learn Java a little more and thought it would be fun to see how this server works. It seems there are some things missing from maven.apache.org

Switched to the parent folder# mvn clean install package -P deploy-default, main -DcompilerArgument=-Xlint:deprecation[INFO] Scanning for projects...[ERROR] [ERROR] Some problems were encountered while processing the POMs:[FATAL] Non-resolvable parent POM for net.sourceforge.subsonic:subsonic-rest-api:6.0: Failure to find org.madsonic:madsonic:pom:6.1 in https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced and 'parent.relativePath' points at wrong local POM @ line 10, column 13 @[ERROR] The build could not read 1 project -> [Help 1][ERROR][ERROR] The project net.sourceforge.subsonic:subsonic-rest-api:6.0 (/root/source/madsonic/subsonic-rest-api/pom.xml) has 1 error[ERROR] Non-resolvable parent POM for net.sourceforge.subsonic:subsonic-rest-api:6.0: Failure to find org.madsonic:madsonic:pom:6.1 in https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced and 'parent.relativePath' points at wrong local POM @ line 10, column 13 -> [Help 2][ERROR][ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.[ERROR] Re-run Maven using the -X switch to enable full debug logging.[ERROR][ERROR] For more information about the errors and possible solutions, please read the following articles:[ERROR] [Help 1] http://cwiki.apache.org/confluence/disp ... gException[ERROR] [Help 2] http://cwiki.apache.org/confluence/disp ... lException